Comparison · NCT00227877-e4739a4d
cSBA - New England, USA vs Control - New England, USA: Any Risky Riding or Driving at 12 Months - New England, USA
Calculated by ConductScience from the counts the trial posted to ClinicalTrials.gov.
2 sourcestrial-comparisons-2026-03-23-0.1.0
Cite this record
ConductScience Library. cSBA - New England, USA vs Control - New England, USA: Any Risky Riding or Driving at 12 Months - New England, USA. Trial comparisons, record NCT00227877-e4739a4d. Release trial-comparisons-2026-03-23-0.1.0, 23 Mar 2026. https://conductscience.org/library/comparisons/NCT00227877-e4739a4d
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Measures6
Calculated by ConductScience from the counts the trial posted to ClinicalTrials.gov.
| Measure | Value | 95% interval, lower | 95% interval, upper | Method | Note |
|---|---|---|---|---|---|
| Risk in group 1 | 0.163 | 0.139 | 0.191 | wilson | |
| Risk in group 2 | 0.213 | 0.185 | 0.244 | wilson | |
| Risk difference, group 1 minus group 2 | -0.0496 | -0.0888 | -0.0103 | newcombe hybrid score | |
| Risk ratio, group 1 over group 2 | 0.767 | 0.621 | 0.947 | log | |
| Odds ratio, group 1 over group 2 | 0.722 | 0.557 | 0.935 | log | |
| Number needed to treat, for one fewer participant with the outcome on cSBA - New England, USA than on Control - New England, USA | 20.2 | 11.3 | 97.3 | from the risk difference interval |
Source ClinicalTrials.gov
Groups2
Group 2 names the comparator: control.
| Group | Title | Description | With the outcome | Analysed | ClinicalTrials.gov code |
|---|---|---|---|---|---|
| Group 1 | cSBA - New England, USA | Computer Screen \& Brief physician Advice: Participants in the experimental arm completed a computerized CRAFFT screen and received information on the computer regarding the health effects of substance use. Their provider was given the results of their CRAFFT screen and a list of suggested talking points which guided a discussion with the patient about drug and alcohol use. | 125 | 765 | OG001 |
| Group 2 | Control - New England, USA | Control participants received care as usual from their provider | 161 | 756 | OG000 |
Source ClinicalTrials.gov
Outcome
- Type
- SECONDARY
- Title
- Any Risky Riding or Driving at 12 Months - New England, USA
- Description
- Any past-90-day self-reported Riding with a driver who had used alcohol or other drugs or Driving after having used alcohol or other drugs at 12 months post-baseline assessment - New England
- Time frame
- Past-90-days at 12 months post-baseline
- Population
- 12-18 year old primary care patients in New England, USA
Source ClinicalTrials.gov
Trial
- Title
- Screening and Brief Advice to Reduce Teen Substance Use
- NCT number
- NCT00227877
- Phases
- NA
- Conditions
- Substance Related Disorders
- Interventions
- cSBA - New England, USA, cSBA - Prague, CZR
- Lead sponsor
- Boston Children's Hospital
- Results first posted
- 2018-09-21
- Results on ClinicalTrials.gov
- https://clinicaltrials.gov/study/NCT00227877?tab=results
Source ClinicalTrials.gov
Source
- Release
- trial-comparisons-2026-03-23-0.1.0
- Release manifest SHA-256
- f66225897fbf258b57ea10bdacfd0347d3cdfda93f7f5685234b7e06ea36fa57
- AACT copy
- 2026-03-23
- Tables read
- outcome_counts.parquet, outcome_measurements.parquet, outcomes.parquet, reported_event_totals.parquet, reported_events.parquet, result_groups.parquet, studies.parquet, ctgov_trial.parquet
Source ClinicalTrials.gov
Sources 2
- ClinicalTrials.gov's posted results, through CTTI's AACTFreely available. Acknowledgement requested
- ClinicalTrials.govNo license stated
Each source's terms
- ClinicalTrials.gov's posted results, through CTTI's AACTClinicalTrials.gov data via Aggregate Analysis of ClinicalTrials.gov (AACT), CTTI. CTTI makes its materials freely available and requests acknowledgement. https://aact.ctti-clinicaltrials.org/documentation/299
- ClinicalTrials.govnone stated
ClinicalTrials.gov's data carry an international copyright outside the United States: https://clinicaltrials.gov/about-site/terms-conditions. The measures are ConductScience's calculation from them.
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